QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 300 lbs/in Rate - 1977-1979 Pontiac Phoenix M8 5" ID and 16" length

5" ID and 16" length are precision-engineered race springs built to outperform conventional suspension springs in every measurable category

Part Number: M 508 100

and quick weight transfer that clean drift entries and full-lock transitions demand

Touring SE (MD) are designed to improve cornering grip and vehicle straight line stability through increased static caster and dynamic negative camber gain

2007 BMW 3 Series 320d (E9X)

QA1 MOD Series Front Coilover Kit - Double Adjustable, Large Tapered Flat Spring, 300 lbs/in Rate - 1977-1979 Pontiac Phoenix M8 5" ID and 16" lengthdon't be limited to adjustments! Completely re valve in minutes with the MOD Series Shock. Designed specifically on your 1977 1979 Pontiac Phoenix to meet the demands required by today's high performance drag race and handling pro touring cars, QA1's multi patent pending MOD Series shock will transform the way racers respond to changing track conditions and configurations. The key element to this tunability is QuickTune Technology: dry modular valve